Diff: if/lwip/lwipNetDnsRequest.h

Revision:

0:3717b703f76d

Child:

1:e52ec2a24c6a

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/if/lwip/lwipNetDnsRequest.h	Mon May 24 10:23:42 2010 +0000
@@ -0,0 +1,40 @@
+#ifndef LWIPNETDNSREQUEST_H
+#define LWIPNETDNSREQUEST_H
+
+#define NET_LWIP_STACK 1
+#include "if/net/netdnsrequest.h"
+
+//struct ip_addr_t;
+#include "lwip/ip_addr.h"
+
+class LwipNetDnsRequest : public NetDnsRequest
+{
+public:
+  LwipNetDnsRequest(const char* hostname);
+  LwipNetDnsRequest(Host* pHost);
+  virtual ~LwipNetDnsRequest();
+
+  //Execute request & return OK if found, NOTFOUND or ERROR on error, or PROCESSING if the request has not completed yet
+  virtual void poll();
+
+protected:
+  void foundCb(const char *name, ip_addr_t *ipaddr);
+  
+private:
+  enum LwipNetDnsState
+  {
+    LWIPNETDNS_START,
+    LWIPNETDNS_PROCESSING, //Req has not completed
+    LWIPNETDNS_NOTFOUND,
+    LWIPNETDNS_ERROR,
+    LWIPNETDNS_OK
+  };
+
+  LwipNetDnsState m_state;
+  bool m_cbFired;
+  
+  //Static callbacks : Transforms into a C++ callback
+  static void sFoundCb(const char *name, ip_addr_t *ipaddr, void *arg);
+};
+
+#endif